4. Optics: eye examining, vision testing and correcting
  5. Eye examining or testing instrument
  6. Objective type

Daniel Cheng

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Flashlight

Lighting – Light fixture – Hand-held – body-attached or lantern type
Design Patent

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Laser sight

Arms – pyrotechnics – hunting and fishing equipment – Projectile launching weapon – Firearm element or attachment
Design Patent

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Method and apparatus for calibration-free eye tracking

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type
Reexamination Certificate

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Method and apparatus for calibration-free eye tracking using...

Image analysis – Applications – Target tracking or detecting
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2200427

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